investigating the impact of knowledge management on tehran and suburbs subway organizational innovation: conceptual framework

innovation is an inherent part of knowledge management. the relationship between knowledge management and organizational innovation is getting an important issue in this millennium. however, without good capability of organizational learning, an organization cannot retain important knowledge management practices. the literature highlighted few studies that examine comprehensively the relationship among knowledge management, organizational learning and organizational innovation. therefore, the purpose of the study is to examine the effect of knowledge management on innovation directly and through organizational learning, tehran and suburbs subway is studied. the research results indicate that ol has a full mediation effect on km and oi. however, there are still some confusing relations between km and organizational learning (ol). therefore, the positioning of ol as a mediator is also an important contribution to this topic.